OT-2026-000072140
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000072140) never changes.
Identity and time
| Publication number | OT-2026-000072140 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c1-7a71-810a-c4e7532588ad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072140 |
| Status | PUBLIC |
Content hashes
| Canonical text | 31a9c273739ce27eb6d374087e1cb9b8dec6045baed066ae1f71f088d1c3897d |
|---|---|
| Markdown | cb974c6be15452f7f0178b84c17061654b69c9d4216bdc02dddf9a6a2b78c5b3 |
| Publication page | cc285035e1d1e03387b08eafff11b84c0c555fb7c1b5f5494e7532d45efa8c83 |
| Manifest | f6961affdbdb6e2dceee57678a3bc372c01be661c1a58c497c6836a606e95f84 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | r8HU0PtIN9M701phg437E4NzG4mnXcHopBFPRDu830DzKOQWPSGHwWJMAcUCpOYx1D95XJpSox94WxMt16NCAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:14.079931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072140observed cc285035e1d1e03387b08eafff11b84c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:14.063036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072140/manifest.jsonobserved f6961affdbdb6e2dceee57678a3bc372...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:14.046293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072140/publication.mdobserved cb974c6be15452f7f0178b84c1706165...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:14.029536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072140/publication.txtobserved 31a9c273739ce27eb6d374087e1cb9b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|